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view docs/html/sdljoystickopened.html @ 3958:85b6fb6a5e3c SDL-1.2

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Actually, this is a better fix...clear the error state once if everything we need loaded; it's more efficient, and works even if the last unnecessary xrandr symbol failed to load. Otherwise, leave the original loadso error, so the end user can find out what symbol failed.
author Ryan C. Gordon <icculus@icculus.org>
date Wed, 13 Jun 2007 08:00:10 +0000
parents 355632dca928
children
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<HTML
><HEAD
><TITLE
>SDL_JoystickOpened</TITLE
><META
NAME="GENERATOR"
CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+
"><LINK
REL="HOME"
TITLE="SDL Library Documentation"
HREF="index.html"><LINK
REL="UP"
TITLE="Joystick"
HREF="joystick.html"><LINK
REL="PREVIOUS"
TITLE="SDL_JoystickOpen"
HREF="sdljoystickopen.html"><LINK
REL="NEXT"
TITLE="SDL_JoystickIndex"
HREF="sdljoystickindex.html"></HEAD
><BODY
CLASS="REFENTRY"
BGCOLOR="#FFF8DC"
TEXT="#000000"
LINK="#0000ee"
VLINK="#551a8b"
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WIDTH="100%"
BORDER="0"
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><TH
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>SDL Library Documentation</TH
></TR
><TR
><TD
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><A
HREF="sdljoystickopen.html"
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>Prev</A
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><HR
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><H1
><A
NAME="SDLJOYSTICKOPENED"
></A
>SDL_JoystickOpened</H1
><DIV
CLASS="REFNAMEDIV"
><A
NAME="AEN6128"
></A
><H2
>Name</H2
>SDL_JoystickOpened&nbsp;--&nbsp;Determine if a joystick has been opened</DIV
><DIV
CLASS="REFSYNOPSISDIV"
><A
NAME="AEN6131"
></A
><H2
>Synopsis</H2
><DIV
CLASS="FUNCSYNOPSIS"
><A
NAME="AEN6132"
></A
><P
></P
><PRE
CLASS="FUNCSYNOPSISINFO"
>#include "SDL.h"</PRE
><P
><CODE
><CODE
CLASS="FUNCDEF"
>int <B
CLASS="FSFUNC"
>SDL_JoystickOpened</B
></CODE
>(int index);</CODE
></P
><P
></P
></DIV
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN6138"
></A
><H2
>Description</H2
><P
>Determines whether a joystick has already been opened within the application. <TT
CLASS="PARAMETER"
><I
>index</I
></TT
> refers to the N'th joystick on the system.</P
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN6142"
></A
><H2
>Return Value</H2
><P
>Returns <SPAN
CLASS="RETURNVALUE"
>1</SPAN
> if the joystick has been opened, or <SPAN
CLASS="RETURNVALUE"
>0</SPAN
> if it has not.</P
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN6147"
></A
><H2
>See Also</H2
><P
><A
HREF="sdljoystickopen.html"
><TT
CLASS="FUNCTION"
>SDL_JoystickOpen</TT
></A
>,
<A
HREF="sdljoystickclose.html"
><TT
CLASS="FUNCTION"
>SDL_JoystickClose</TT
></A
></P
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>Prev</A
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>Up</A
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>